英语词汇“deficient number”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	deficient number
释义	WordReference Random House Unabridged Dictionary of American English © 2024 defi′cient num′ber, [Math.] Mathematicsa positive number that is greater than the sum of all positive integers that are submultiples of it, as 10, which is greater than the sum of 1, 2, and 5. Also called defective number. Cf. abundant number, perfect number. 1720–30
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